diff --git a/src/controllers/OrgChild1Controller.ts b/src/controllers/OrgChild1Controller.ts
index d1b5e62b..c13f6ca2 100644
--- a/src/controllers/OrgChild1Controller.ts
+++ b/src/controllers/OrgChild1Controller.ts
@@ -1,5 +1,5 @@
 import  { AppDataSource }  from "../database/data-source";
-import { CreateOrgChild1, OrgChild1 } from "../entities/OrgChild1";
+import { OrgChild1, CreateOrgChild1, UpdateOrgChild1 } from "../entities/OrgChild1";
 import {
     Body,
     Delete,
@@ -29,10 +29,11 @@ import HttpError from "../interfaces/http-error";
 
 export class OrgChild1Controller {
   private child1Repository = AppDataSource.getRepository(OrgChild1)
-    /**
+
+  /**
    *   API สร้างโครงสร้างระดับ1
    *
-   * @summary ORG_004 - สร้างโครงสร้างระดับ1 (ADMIN)
+   * @summary ORG_004 - สร้างโครงสร้างระดับ1 (ADMIN) #4
    *
    */
   @Post()
@@ -40,24 +41,60 @@ export class OrgChild1Controller {
     @Body() requestBody: CreateOrgChild1,
     @Request() request: { user: Record<string, any> },
     ){
-      const chkOrder = await this.child1Repository.findOne({ where: { orgRootId:requestBody.orgRootId, orgChild1Order:requestBody.orgChild1Order }});
-      if (chkOrder != null) {
-        throw new HttpError(HttpStatusCode.NOT_FOUND, "ลำดับที่ของหน่วยงานนี้มีอยู่ในระบบแล้ว");
+      try {
+        const chkOrder = await this.child1Repository.findOne({ where: { orgRootId:requestBody.orgRootId, orgChild1Order:requestBody.orgChild1Order }});
+        if (chkOrder != null) {
+          throw new HttpError(HttpStatusCode.NOT_FOUND, "ลำดับที่ของหน่วยงานนี้มีอยู่ในระบบแล้ว");
+        }
+        const chkCode = await this.child1Repository.findOne({ where: { orgRootId:requestBody.orgRootId, orgChild1Code:requestBody.orgChild1Code }});
+        if (chkCode != null) {
+          throw new HttpError(HttpStatusCode.NOT_FOUND, "รหัสหน่วยงานนี้มีอยู่ในระบบแล้ว");
+        }
+        const child1 = Object.assign(new OrgChild1(), requestBody) as OrgChild1;
+        child1.orgChild1Name = requestBody.orgChild1Name
+        child1.createdUserId = request.user.sub
+        child1.createdFullName = request.user.name
+        child1.createdAt = new Date()
+        child1.lastUpdateUserId = request.user.sub
+        child1.lastUpdateFullName= request.user.name
+        child1.lastUpdatedAt = new Date()
+        await this.child1Repository.save(child1);
+        return new HttpSuccess();
+        
+      } catch (error) {
+      // return new HttpError(HttpStatusCode.INTERNAL_SERVER_ERROR, String(error))
+        return error
       }
-      const chkCode = await this.child1Repository.findOne({ where: { orgRootId:requestBody.orgRootId, orgChild1Code:requestBody.orgChild1Code }});
-      if (chkCode != null) {
-        throw new HttpError(HttpStatusCode.NOT_FOUND, "รหัสหน่วยงานนี้มีอยู่ในระบบแล้ว");
+    }
+  
+  /**
+   * API แก้ไขโครงสร้างระดับ1
+   *
+   * @summary ORG_005 - แก้ไขโครงสร้างระดับ1 (ADMIN) #5
+   *
+   * @param {string} id id สร้างโครงสร้างระดับ1 
+   */
+  @Put("{id}")
+  async Edit(
+    @Path() id: string, 
+    @Body() requestBody: UpdateOrgChild1,
+    @Request() request: { user: Record<string, any> },
+    ) {
+    try {
+      const child1 = await this.child1Repository.findOne({ where: { id } });
+      if (!child1) {
+        throw new HttpError(HttpStatusCode.NOT_FOUND, "not found.");
       }
-      const child1 = Object.assign(new OrgChild1(), requestBody) as OrgChild1;
-      child1.orgChild1Name = requestBody.orgChild1Name
-      child1.createdUserId = request.user.sub
-      child1.createdFullName = request.user.name
-      child1.createdAt = new Date()
-      child1.lastUpdateUserId = request.user.sub
-      child1.lastUpdateFullName= request.user.name
-      child1.lastUpdatedAt = new Date()
+      child1.lastUpdateUserId = request.user.sub;
+      child1.lastUpdateFullName = request.user.name;
+      child1.lastUpdatedAt = new Date();
+      this.child1Repository.merge(child1, requestBody);
       await this.child1Repository.save(child1);
       return new HttpSuccess();
+    } catch (error) {
+      return error
     }
+  }
 
+    
 }
diff --git a/src/entities/OrgChild1.ts b/src/entities/OrgChild1.ts
index c9c8c736..e05606c0 100644
--- a/src/entities/OrgChild1.ts
+++ b/src/entities/OrgChild1.ts
@@ -2,8 +2,6 @@ import { Entity, Column, ManyToOne, JoinColumn, OneToOne, OneToMany, PrimaryGene
 import { EntityBase } from "./base/Base";
 import { OrgRoot } from "./OrgRoot";
 import { OrgChild2 } from "./OrgChild2";
-import { OrgChild3 } from "./OrgChild3";
-import { OrgChild4 } from "./OrgChild4";
 
 enum OrgChild1Rank {
   DEPARTMENT = "department",
@@ -11,6 +9,7 @@ enum OrgChild1Rank {
   DIVISION = "division",
   SECTION = "section",
 }
+
 @Entity("orgChild1")
 export class OrgChild1 extends EntityBase {
 
@@ -124,9 +123,9 @@ export class CreateOrgChild1 {
   @Column()
   orgChild1IsNormal: boolean;
 
-  @PrimaryGeneratedColumn('uuid')
+  @Column('uuid')
   orgRootId: string;
 
 }
 
-export type UpdateOrgChild1 = Partial<OrgChild1>;
+export type UpdateOrgChild1 = Partial<CreateOrgChild1> & { orgChild1Rank?: OrgChild1Rank };